Sink stand



FIG. 1 is a perspective view of a sink stand showing my new design according to a first embodiment;

FIG. 2 is a perspective view in a use state with height adjustment elements fully screwed into four legs;

FIG. 3 is another perspective view in a use state;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is an enlarged view of portion 10 shown in FIG. 1

FIG. 11 is a perspective view of a sink stand showing my new design according to a second embodiment;

FIG. 12 is a perspective view in a use state with height adjustment elements fully screwed into four legs;

FIG. 13 is another perspective view in a use state;

FIG. 14 is a front view thereof;

FIG. 15 is a rear view thereof;

FIG. 16 is a left side view thereof;

FIG. 17 is a right side view thereof;

FIG. 18 is a top plan view thereof;

FIG. 19 is a bottom plan view thereof; and,

FIG. 20 is an enlarged view of portion 20 shown in FIG. 14.

The broken lines depict portions of the sink stand and form no part of the claimed design. 

CLAIM The ornamental design for a sink stand, as shown and described. 